/Engine/Source/Runtime/RenderCore/Public/RenderGraphResources.h
Finds a UAV matching the descriptor in the cache or creates a new one and updates the cache.
[FRHIUnorderedAccessView](API\Runtime\RHI\FRHIUnorderedAccessView) * GetOrCreateUAV ( [FRHICommandListBase](API\Runtime\RHI\FRHICommandListBase) & RHICmdList, const [FRHITextureUAVCreateInfo](API\Runtime\RHI\FRHITextureUAVCreateInfo) & UAVDesc )